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NC24622 Brownie Slicing
NC24622 Brownie Slicing 题目 题目描述 Bessie has baked a rectangular brownie that can be thought of as an RxC grid (1 <= R <= 500; 1 <= C <= 500) of little brownie squares. The square at row i, column j contains \(N_{ij}\) (0 <= \(N_{ij}\) &l